Statistics and Probability: JEE Main 2025 Mathematics question

JEE Main 2025 · January, Unspecified (session-level dataset) · Q165

JEE Main 2025January, Unspecified (session-level dataset)MathematicsMediumStatistics and Probability258× since 2002

Three defective oranges are accidentally mixed with seven good ones and on looking at them, it is not possible to differentiate between them. Two oranges are drawn at random from the lot. If

x

denote the number of defective oranges, then the variance of

x

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JEE Main 2025 Statistics and Probability Question with Solution (January Unspecified (session-level dataset), Q165) | JEE Arc